/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package avenue;

import java.util.List;
import javax.persistence.EntityManager;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import model.AppUser;
import model.DBManager;

/**
 *
 * @author Aggelos
 */
public class LoginForm extends javax.swing.JFrame
{

    private javax.persistence.Query query1;
    List list1;
    EntityManager em;
    Avenue parent;

    /**
     * Creates new form LoginForm
     */
    public LoginForm()
    {
        super.setTitle("TelePass-Login");
        setLocationRelativeTo(null);
        em = DBManager.em;
        initComponents();
    }

    public LoginForm(JFrame parent)
    {
        super.setTitle("TelePass-Login");
        setLocationRelativeTo(null);
        em = DBManager.em;
        this.parent = (Avenue) parent;
        initComponents();
    }

    /**
     * This method is called from within the constructor to initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is always
     * regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        passwordField = new javax.swing.JPasswordField();
        cancelButton = new javax.swing.JButton();
        okButton = new javax.swing.JButton();
        userNameField = new javax.swing.JTextField();
        jLabel1 = new javax.swing.JLabel();
        jLabel2 = new javax.swing.JLabel();
        jLabel3 = new javax.swing.JLabel();
        jSeparator1 = new javax.swing.JSeparator();
        exitButton = new javax.swing.JButton();

        setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE);
        setAlwaysOnTop(true);

        passwordField.setText("admin");
        passwordField.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                passwordFieldActionPerformed(evt);
            }
        });

        cancelButton.setText("Ακυρο");
        cancelButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cancelButtonActionPerformed(evt);
            }
        });

        okButton.setText("OK");
        okButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                okButtonActionPerformed(evt);
            }
        });

        userNameField.setText("admin");

        jLabel1.setText("User name");

        jLabel2.setText("Password");

        jLabel3.setFont(new java.awt.Font("Tahoma", 0, 20)); // NOI18N
        jLabel3.setText("Εισαγωγή στο Σύστημα");

        exitButton.setIcon(new javax.swing.ImageIcon(getClass().getResource("/images/exit.png"))); // NOI18N
        exitButton.setText("Έξοδος");
        exitButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                exitButtonActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(okButton)
                        .addGap(18, 18, 18)
                        .addComponent(cancelButton)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                        .addComponent(exitButton))
                    .addGroup(layout.createSequentialGroup()
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addComponent(jSeparator1, javax.swing.GroupLayout.PREFERRED_SIZE, 337, javax.swing.GroupLayout.PREFERRED_SIZE)
                            .addComponent(jLabel3)
                            .addGroup(layout.createSequentialGroup()
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addComponent(jLabel1)
                                    .addComponent(jLabel2))
                                .addGap(18, 18, 18)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                    .addComponent(userNameField)
                                    .addComponent(passwordField, javax.swing.GroupLayout.DEFAULT_SIZE, 123, Short.MAX_VALUE))))
                        .addGap(0, 0, Short.MAX_VALUE)))
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addGap(21, 21, 21)
                .addComponent(jLabel3)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                .addComponent(jSeparator1, javax.swing.GroupLayout.PREFERRED_SIZE, 10, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(18, 18, 18)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel1)
                    .addComponent(userNameField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(18, 18, 18)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel2)
                    .addComponent(passwordField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(18, 18, 18)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(okButton)
                    .addComponent(cancelButton)
                    .addComponent(exitButton))
                .addContainerGap(34, Short.MAX_VALUE))
        );

        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void okButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_okButtonActionPerformed
        // TODO add your handling code here:
        query1 = em.createQuery("select u from AppUser u where u.userName=:userName and u.password=:password").setParameter("userName", userNameField.getText()).setParameter("password", passwordField.getText());
        list1 = query1.getResultList();
        if (list1.size() == 1)
          {
            Session.loginUser = (AppUser) list1.get(0);
            parent.getjMenuItem3().setEnabled(Session.doesSessionUserHasPermission(Session.USERS_MODULE));


            dispose();
          }
        else
          {
            String message = "Τα στοιχεία εισόδου είναι λανθασμένα!";
            JOptionPane.showMessageDialog(this, message);

          }

    }//GEN-LAST:event_okButtonActionPerformed

    private void cancelButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cancelButtonActionPerformed
        // TODO add your handling code here:
        System.exit(0);
    }//GEN-LAST:event_cancelButtonActionPerformed

    private void exitButtonActionPerformed(java.awt.event.ActionEvent evt)//GEN-FIRST:event_exitButtonActionPerformed
    {//GEN-HEADEREND:event_exitButtonActionPerformed
        // TODO add your handling code here:
        System.exit(0);
    }//GEN-LAST:event_exitButtonActionPerformed

    private void passwordFieldActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_passwordFieldActionPerformed
        // TODO add your handling code here:
    }//GEN-LAST:event_passwordFieldActionPerformed

    /**
     * @param args the command line arguments
     */
    public static void main(String args[])
    {
        /* Set the Nimbus look and feel */
        //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
        /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
         * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html 
         */
        try
          {
            for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels())
              {
                if ("Nimbus".equals(info.getName()))
                  {
                    javax.swing.UIManager.setLookAndFeel(info.getClassName());
                    break;
                  }
              }
          }
        catch (ClassNotFoundException ex)
          {
            java.util.logging.Logger.getLogger(LoginForm.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
          }
        catch (InstantiationException ex)
          {
            java.util.logging.Logger.getLogger(LoginForm.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
          }
        catch (IllegalAccessException ex)
          {
            java.util.logging.Logger.getLogger(LoginForm.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
          }
        catch (javax.swing.UnsupportedLookAndFeelException ex)
          {
            java.util.logging.Logger.getLogger(LoginForm.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
          }
        //</editor-fold>

        /* Create and display the form */
        java.awt.EventQueue.invokeLater(new Runnable()
        {
            public void run()
            {
                new LoginForm().setVisible(true);
            }
        });
    }
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton cancelButton;
    private javax.swing.JButton exitButton;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JSeparator jSeparator1;
    private javax.swing.JButton okButton;
    private javax.swing.JPasswordField passwordField;
    private javax.swing.JTextField userNameField;
    // End of variables declaration//GEN-END:variables
}
